<template>
    <div>
        
        <el-form ref="searchForm" :inline="true" :model="searchMap" style="margin-top: 20px">
            <!-- 重置会看 el-form-item 组件元素的 prop 上是否指定了字段名，指定了才会重置生效 -->
            <el-form-item prop="cardNum">
                <el-input v-model="searchMap.cardNum" placeholder="会员卡号"></el-input>
            </el-form-item>
            <el-form-item prop="name">
                <el-input v-model="searchMap.name" placeholder="会员名字" style="width: 200px"></el-input>
            </el-form-item>
            <el-form-item prop="payType">
                <el-select v-model="searchMap.payType" placeholder="支付类型" style="width: 110px">
                    <!-- 不要忘记 payTypeOptions 绑定到data中 -->
                    <el-option v-for="option in payTypeOptions"
                               :key="option.type"
                               :label="option.name"
                               :value="option.type"
                    ></el-option>
                </el-select>
            </el-form-item>
            <el-form-item prop="birthday">
                <!-- value-format 是指定绑定值的格式 -->
                <el-date-picker style="width: 200px" value-format="yyyy-MM-dd" v-model="searchMap.birthday" type="date"
                                placeholder="出生日期"></el-date-picker>
            </el-form-item>
            
            <el-form-item>
                <el-button type="primary" @click="getList">查询</el-button>
                <el-button type="primary" @click="handleAdd">新增</el-button>
                <el-button @click="resetForm()">重置</el-button>
            </el-form-item>
        </el-form>
        
        <el-table :data="list" height="380" border style="width: 100%">
            <!--type="index" 获取索引值，从1开始； label 显示的标题; prop 数据字段名； width 列的宽度 -->
            <el-table-column type="index" label="序号" width="60"></el-table-column>
            <el-table-column prop="cardNum" label="会员卡号"></el-table-column>
            <el-table-column prop="name" label="会员姓名"></el-table-column>
            <el-table-column prop="birthday" label="会员生日"></el-table-column>
            <el-table-column prop="phone" label="手机号码" width="110"></el-table-column>
            <el-table-column prop="integral" label="可用积分"></el-table-column>
            <el-table-column prop="money" label="开卡金额"></el-table-column>
            <el-table-column prop="payType" label="支付类型">
                <template slot-scope="scope">
                    <span>{{ scope.row.payType | payTypeFilter }}</span>
                </template>
            </el-table-column>
            <el-table-column prop="address" label="会员地址" width="180"></el-table-column>
            <el-table-column label="操作" width="150">
                <template slot-scope="scope">
                    <el-button size="mini" @click="handleEdit(scope.row.id)">编辑</el-button>
                    <el-button size="mini" type="danger" @click="handleDelete(scope.row.id)">删除</el-button>
                </template>
            </el-table-column>
        </el-table>
        
        <!-- 分页组件 -->
        <el-pagination
            @size-change="handleSizeChange"
            @current-change="handleCurrentChange"
            :current-page="currentPage"
            :page-sizes="[10, 20, 50]"
            :page-size="pageSize"
            layout="total, sizes, prev, pager, next, jumper"
            :total="total">
        </el-pagination>
        
        
        <!-- 弹出新增窗口 title 窗口的标题  :visible.sync 当它true的时候，窗口会被弹出-->
        <el-dialog title="会员编辑" :visible.sync="dialogFormVisible" width="500px">
            <el-form
                :rules="rules"
                ref="pojoForm"
                label-width="100px"
                label-position="right"
                style="width: 400px;"
                :model="pojo">
                <el-form-item label="会员卡号" prop="cardNum">
                    <el-input v-model="pojo.cardNum"></el-input>
                </el-form-item>
                <el-form-item label="会员姓名" prop="name">
                    <el-input v-model="pojo.name"></el-input>
                </el-form-item>
                <el-form-item label="会员生日" prop="birthday">
                    <!-- value-format 是指定绑定值的格式 -->
                    <el-date-picker style="width: 200px" value-format="yyyy-MM-dd" v-model="pojo.birthday" type="date"
                                    placeholder="会员生日"></el-date-picker>
                </el-form-item>
                <el-form-item label="手机号码" prop="phone">
                    <el-input v-model="pojo.phone"></el-input>
                </el-form-item>
                <el-form-item label="开卡金额" prop="money">
                    <el-input v-model="pojo.money"></el-input>
                </el-form-item>
                <el-form-item label="可用积分" prop="integral">
                    <el-input v-model="pojo.integral"></el-input>
                </el-form-item>
                <el-form-item label="支付类型" prop="payType">
                    <el-select v-model="pojo.payType" placeholder="支付类型" style="width: 110px">
                        <!-- 不要忘记 payTypeOptions 绑定到data中 -->
                        <el-option v-for="option in payTypeOptions"
                                   :key="option.type"
                                   :label="option.name"
                                   :value="option.type"
                        ></el-option>
                    </el-select>
                </el-form-item>
                <el-form-item label="会员地址" prop="address">
                    <el-input type="textarea" v-model="pojo.address"></el-input>
                </el-form-item>
            
            </el-form>
            <div slot="footer" class="dialog-footer">
                <el-button @click="dialogFormVisible = false">取 消</el-button>
                <el-button type="primary" @click="pojo.id === null ? addData(): updateData()">确 定
                </el-button>
            </div>
        </el-dialog>
    </div>
</template>


<script>
import memberApi from "@/api/member";

// 支付类型
const payTypeOptions = [
    { type: "1", name: "现金" },
    { type: "2", name: "微信" },
    { type: "3", name: "支付宝" },
    { type: "4", name: "银行卡" }
];

export default {
    created() {
        this.getList();
    },
    data() {
        return {
            list: [],
            total: 0, // 总记录数
            currentPage: 1, // 当前页码
            pageSize: 20, // 每页显示10条数据,
            searchMap: { // 条件查询绑定的条件值
                cardNum: "",
                name: "",
                payType: "",
                birthday: ""
            },
            payTypeOptions,
            dialogFormVisible: false, //控制对话框
            pojo: {
                id: null,
                cardNum: "",
                name: "",
                birthday: "",
                phone: "",
                money: 0,
                integral: 0,
                payType: "",
                address: ""
            }, // 提交的数据
            rules: { // 校验规则
                cardNum: [
                    { required: true, message: "卡号不能为空", trigger: "blur" }
                ],
                name: [
                    { required: true, message: "姓名不能为空", trigger: "blur" }
                ],
                payType: [
                    { required: true, message: "支付类型不能为空", trigger: "change" }
                ]
            }
        };
        
    },
    
    methods: {
        handleAdd() {
            this.dialogFormVisible = true;
            this.$nextTick(() => {
                // this.$nextTick()它是一个异步事件，当渲染结束 之后 ，它的回调函数才会被执行
                this.$refs["pojoForm"].resetFields();
            });
        },
        
        handleEdit(id) {
            console.log("编辑", id);
            this.handleAdd();
            memberApi.getById(id).then(response => {
                const resp = response.data;
                if (resp.flag) {
                    this.pojo = resp.data;
                    console.log(this.pojo);
                }
            });
        },
        
        // 提交新增数据
        addData() {
            this.$refs.pojoForm.validate(valid => {
                if (valid) {
                    memberApi.add(this.pojo).then(response => {
                        const resp = response.data;
                        if (resp.flag) {
                            //新增成功，刷新列表数据
                            this.getList();
                            this.dialogFormVisible = false; // 关闭窗口
                        } else {
                            this.$message({
                                message: resp.message,
                                type: "warning"
                            });
                        }
                    });
                } else {
                    return false;
                }
            });
        },
        updateData() {
            console.log('updateData')
            this.$refs['pojoForm'].validate(valid => {
                if(valid){
                    // 提交更新
                    memberApi.update(this.pojo).then(response => {
                        const resp = response.data
                        if(resp.flag) {
                            // 刷新列表
                            this.getList()
                            this.dialogFormVisible = false
                        }else {
                            this.$message({
                                message: resp.message,
                                type: 'warning'
                            })
                        }
                    })
                    
                }else {
                    return false
                }
            })
        },
        // 删除会员
        handleDelete(id) {
            console.log('删除', id)
            this.$confirm('确认删除这条记录吗？', '提示', {
                confirmButtonText: '确认',
                cancelButtonText: '取消',
            }).then(() => {
                // 确认
                console.log('确认')
                memberApi.deleteById(id).then(response => {
                    // console.log(response)
                    const resp = response.data
                    this.$message({
                        message: resp.message,
                        type: resp.flag ? 'success': 'error'
                    })
                    if(resp.flag) {
                        // 删除成功，刷新列表数据
                        this.getList()
                    }
                })
            }).catch(() => {
                // 取消，不用理会
                console.log('取消')
            })
        },
        resetForm() {
            this.$refs.searchForm.resetFields();
        },
        getList() {
            memberApi.search(this.currentPage, this.pageSize, this.searchMap).then(response => {
                console.log(response);
                this.list = response.data.data.rows;
                this.total = response.data.data.total;
            });
        },
        handleSizeChange(i) {
            this.pageSize = i;
            this.getList();
        },
        
        handleCurrentChange(i) {
            this.currentPage = i;
            this.getList();
        }
        
    },
    filters: {
        payTypeFilter(type) {
            /* payTypeOptions.find(obj => {
                return obj.type === type
            }) */
            // 在过滤器当中不能引用当前实例this   this.payTypeOptions 错误的
            // filters 中 this 指向的不是vue实例, 所有无法直接获取 data 中的数据
            const payObj = payTypeOptions.find(obj => obj.type === type);
            return payObj ? payObj.name : null;
        }
    }
};
</script>
<style>
.el-pagination {
    float: right;
}
</style>